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河南能源集团研究总院有限公司,河南 郑州 473500
刘宗海(1983—),硕士,工程师,研究方向为工业催化,E-mail:30025960@qq.com。
闫捷(1981—),博士,教授级高级工程师,研究方向为工业催化,E-mail:xxyanjie@163.com。
收稿:2025-07-22,
修回:2025-08-22,
纸质出版:2026-06-25
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刘宗海,姜伊科,袁满等.Ni改性Cu/SiO2催化草酸二甲酯加氢制乙醇酸甲酯性能研究[J].低碳化学与化工,2026,51(6):65-69. DOI: 10.12434/j.issn.2097-2547.20250316.
LIU Zonghai,JIANG Yike,YUAN Man,et al.Study on catalytic performances of Ni-modified Cu/SiO2 for hydrogenation of dimethyl oxalate to methyl glycolate[J].Low-Carbon Chemistry and Chemical Engineering,2026,51(6):65-69. DOI: 10.12434/j.issn.2097-2547.20250316.
刘宗海,姜伊科,袁满等.Ni改性Cu/SiO2催化草酸二甲酯加氢制乙醇酸甲酯性能研究[J].低碳化学与化工,2026,51(6):65-69. DOI: 10.12434/j.issn.2097-2547.20250316. DOI:
LIU Zonghai,JIANG Yike,YUAN Man,et al.Study on catalytic performances of Ni-modified Cu/SiO2 for hydrogenation of dimethyl oxalate to methyl glycolate[J].Low-Carbon Chemistry and Chemical Engineering,2026,51(6):65-69. DOI: 10.12434/j.issn.2097-2547.20250316. DOI:
草酸二甲酯(DMO)加氢制乙醇酸甲酯(MG)具有环境友好、MG产率较高等优点。为优化DMO加氢制MG催化剂的结构与催化性能,采用同步蒸氨法制备了一系列不同NiO质量分数的Ni改性Cu/SiO
2
,并利用N
2
物理吸/脱附、XRD和H
2
-TPR对催化剂进行了表征。在固定床微型反应装置上评价了催化剂的催化性能。结果表明,NiO质量分数对催化剂的织构性质无明显影响。在反应温度为210 ℃、压力为2 MPa和
n
(H
2
)/
n
(DMO) = 100的条件下,NiO质量分数为10%的10Ni-Cu/SiO
2
表现出较好的催化性能,其DMO转化率、MG选择性和MG产率分别为98.3%、95.4%和93.8%。此外,10Ni-Cu/SiO
2
具有良好的稳定性,其催化性能可在500 h内保持稳定。
The hydrogenation of dimethyl oxalate (DMO) to methyl glycolate (MG) has the advantages of being environmentally friendly and having relatively high MG yield. To optimize the structure and catalytic performances of catalysts for hydrogenation of DMO to MG
a series of Ni-modified Cu/SiO
2
with different NiO mass fractions were prepared by synchronous ammonia evaporation method
and the catalysts were characterized by N
2
physical adsorption/desorption
XRD and H
2
-TPR. The catalytic performances of the catalysts were evaluated on a fixed-bed micro-reaction device. The results show that the NiO mass fraction has no significant effect on the texture properties of the catalysts. Under the conditions of reaction temperature of 210 ℃
pressure of 2 MPa and
n
(H
2
)/
n
(DMO) = 100
10Ni-Cu/SiO
2
with NiO mass fraction of 10% exhibits good catalytic performance with DMO conversion rate of 98.3%
MG selectivity of 95.4% and MG yield of 93.8%
respectively. In addition
10Ni-Cu/SiO
2
has good stability
and its catalytic performance can remain stable within 500 h.
张大洲 , 卢文新 , 商宽祥 , 等 . 草酸二甲酯加氢制乙醇酸甲酯反应网络分析及其多相加氢催化剂研究进展 [J ] . 化工进展 , 2023 , 42 ( 1 ): 204 - 214 .
ZHANG D Z , LU W X , SHANG K X , et al . Reaction network analysis of dimethyl oxalate hydrogenation to methyl glycolate and recent progress in the heterogeneous catalysts [J ] . Chemical Industry and Engineering Progress , 2023 , 42 ( 1 ): 204 - 214 .
WU L , GUO M H , XU X R , et al . Analysis of the catalytic effects of silver and copper in the hydrogenation of dimethyl oxalate from a product perspective [J ] . Journal of Environmental Chemical Engineering , 2024 , 12 ( 3 ): 113037 .
段新平 , 赵威 , 叶林敏 , 等 . 可生物降解聚酯单体乙醇酸甲酯的催化合成研究进展 [J ] . 厦门大学学报(自然科学版) , 2020 , 59 ( 5 ): 664 - 678 .
DUAN X P , ZHAO W , YE L M , et al . Progresses in catalytic synthesis of methyl glycolate as biodegradable polyester monomer [J ] . Journal of Xiamen University (Natural Science) , 2020 , 59 ( 5 ): 664 - 678 .
董桂霖 , 罗祖伟 , 曹约强 , 等 . 液相还原温度对草酸酯加氢制乙醇酸甲酯银硅催化剂性能的影响 [J ] . 化工学报 , 2022 , 73 ( 1 ): 232 - 240 .
DONG G L , LUO Z W , CAO Y Q , et al . Effect of liquid-phase reduction temperature on performance of silver-silica catalysts for hydrogenation of dimethyl oxalate to methyl glycolate [J ] . CIESC Journal , 2022 , 73 ( 1 ): 232 - 240 .
YIN A , WEN C , DAI W L , et al . Ag/MCM-41 as a highly efficient mesostructured catalyst for the chemoselective synthesis of methyl glycolate and ethylene glycol [J ] . Applied Catalysis B: Environmental , 2011 , 108/109 : 90 - 99 .
许芬 . 草酸二甲酯选择性加氢制备乙醇酸甲酯催化剂的研究 [D ] . 上海 : 上海应用技术大学 , 2021 .
XU F . Study on catalysts for selective hydrogenation of dimethyl oxalate to methyl glycolate [D ] . Shanghai : Shanghai Institute of Technology , 2021 .
王征 , 武朦朦 , 宋有为 , 等 . 焙烧温度对Cu/SiO 2 纳米管催化剂催化草酸二甲酯加氢制乙醇酸甲酯性能的影响 [J ] . 天然气化工—C1化学与化工 , 2022 , 47 ( 5 ): 84 - 91 .
WANG Z , WU M M , SONG Y W , et al . Effect of calcination temperature on catalytic performance of Cu/SiO 2 nanotube cat alysts for hydrogenation of dimethyl oxalate to methyl glycolate [J ] . Natural Gas Chemical Industry , 2022 , 47 ( 5 ): 84 - 91 .
李祥祥 , 朱贻安 , 周静红 , 等 . 银和铜催化草酸二甲酯加氢制乙醇酸甲酯反应机理的理论研究 [J ] . 天然气化工—C1化学与化工 , 2018 , 43 ( 6 ): 17 - 23 .
LI X X , ZHU Y A , ZHOU J H , et al . Insights into the reaction mechanism of dimethyl oxalate hydrogenation to methyl glycolate over Ag and Cu catalysts [J ] . Natural Gas Chemical Industry , 2018 , 43 ( 6 ): 17 - 23 .
卞雯 , 吴鹏 , 袁岚 , 等 . 可生物降解塑料前驱体乙醇酸甲酯催化剂研发 [J ] . 工业催化 , 2023 , 31 ( 2 ): 57 - 60 .
BIAN W , WU P , YUAN L , et al . Researchon catalyst for biodegradable plastic precursor methyl glycolate [J ] . Industrial Catalysis , 2023 , 31 ( 2 ): 57 - 60 .
ZHOU J F , DUAN X P , YE L M , et al . Enhanced chemoselective hydrogenation of dimethyl oxalate to methyl glycolate over bimetallic Ag-Ni/SBA-15 catalysts [J ] . Applied Catalysis A: General , 2015 , 505 : 344 - 353 .
DONG G L , LUO Z W , CAO Y Q , et al . Understanding size-dependent hydrogenation of dimethyl oxalate to methyl glycolate over Ag catalysts [J ] . Journal of Catalysis , 2021 , 401 : 252 - 261 .
SUN J , YU J F , MA Q X , et al . Freezing copper as a noble metal-like catalyst for preliminary hydrogenation [J ] . Science Advances , 2018 , 4 ( 12 ): eaau3275 .
YIN A Y , GUO X Y , DAI W L , et al . High activity and selectivity of Ag/SiO 2 catalyst for hydrogenation of dimethyl oxalate [J ] . Chemical Communications , 2010 , 46 ( 24 ): 4348 - 4350 .
YIN A Y , CHEN W , DAI W L , et al . Nanocasting of CuAu alloy nanoparticles for methyl glycolate synthesis [J ] . Journal of Materials Chemistry , 2011 , 21 ( 25 ): 8997 - 8999 .
ZHENG J W , LIN H Q , WANG Y N , et al . Efficient low-temperature selective hydrogenation of esters on bimetallic Au-Ag/SBA-15 catalyst [J ] . Journal of Catalysis , 2013 , 297 : 110 - 118 .
LI M M , YE L M , ZHENG J W , et al . Surfactant-free nickel-silver core@shell nanoparticles in mesoporous SBA-15 for chemoselective hydrogenation of dimethyl oxalate [J ] . Chemical Communications , 2016 , 52 ( 12 ): 2569 - 2572 .
CHENG S , MENG T , MAO D S , et al . Ni-modified Ag/SiO 2 catalysts for selective hydrogenation of dimethyl oxalate to methyl gl ycolate [J ] . Nanomaterials , 2022 , 12 ( 3 ): 407 .
SONG Y B , ZHANG J , LV J , et al . Hydrogenation of dimethyl oxalate over copper-based catalysts: Acid-base properties and reaction paths [J ] . Industrial & Engineering Chemistry Research , 2015 , 54 ( 40 ): 9699 - 9707 .
ZHAO Y J , LI S M , WANG Y , et al . Efficient tuning of surface copper species of Cu/SiO 2 catalyst for hydrogenation of dimethyl oxalate to ethylene glycol [J ] . Chemical Engineering Journal , 2017 , 313 : 759 - 768 .
方笛 , 罗祖伟 , 曹约强 , 等 . 催化剂制备方法对Ni-Ag/SiO 2 催化草酸二甲酯加氢制乙醇酸甲酯性能的影响 [J ] . 燃料化学学报(中英文) , 2024 , 52 ( 10 ): 1495 - 1507 .
FANG D , LUO Z W , CAO Y Q , et al . Influence of Ni-Ag/SiO 2 catalyst preparation method on its performance in hydrogenation of dimethyl oxalate to methyl glycolate [J ] . Journal of Fuel Chemistry and Technology , 2024 , 52 ( 10 ): 1495 - 1507 .
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